fix: #7866, show correct title based on digest interval

public/language/en-GB/email.json

@@ -35,7 +35,9 @@
 	"digest.week": "week",
 	"digest.month": "month",
 	"digest.subject": "Digest for %1",
-	"digest.title": "Your Daily Digest",
+	"digest.title.day": "Your Daily Digest",
+	"digest.title.week": "Your Weekly Digest",
+	"digest.title.month": "Your Monthly Digest",
 
 	"notif.chat.subject": "New chat message received from %1",
 	"notif.chat.cta": "Click here to continue the conversation",

src/views/emails/digest.tpl

@@ -14,7 +14,7 @@
 				</tr>
 				<tr>
 					<td style="padding: 0px 40px; font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol; font-size: 15px; line-height: 20px; color: #555555;">
-						<h1 style="margin: 0 0 10px 0; font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol; font-size: 18px; line-height: 21px; color: #aaaaaa; font-weight: normal;">[[email:digest.title]]</h1>
+						<h1 style="margin: 0 0 10px 0; font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol; font-size: 18px; line-height: 21px; color: #aaaaaa; font-weight: normal;">[[email:digest.title.{interval}]]</h1>
 					</td>
 				</tr>
 				<!-- IF notifications.length -->